European Pharmacopoeia (EP) Reference Standard
Synonym(s): 1,1-Dimethylbiguanide hydrochloride; Metformin
Empirical Formula: C4H11N5 -+ HCl
Formula Weight: 165.62
Linear Formula: NH2C(=NH)NHC(=NH)N(CH3)2 -+ HCl
MDL Number: MFCD00012582
Melting Point: 223-226 °C(lit.)